It is narrated from Sayyiduna Ibn Abbas (may Allah be pleased with them both) that one of the noble wives of the Prophet (peace and blessings be upon him) performed ghusl (ritual bath) for janabah, and the Prophet (peace and blessings be upon him) performed ghusl or wudu with the leftover water from her bath.
Hadith Referenceمسند احمد / ومن مسند بني هاشم / 2101
Hadith Gradingحکم دارالسلام:صحيح لغيره، سماك مضطرب فى روايته عن عكرمة.